 Part of the Arsi Zone, Seru is bordered on the south and east by the Shebelle River which separates it from the Bale Zone, on the west by the Wabe River which separates it from Robe, on the north by Amigna, and on the northeast by the Mirab (West) Hararghe Zone.Woreda of Bale Gasegar was separated form Seru.The altitude of this woreda ranges from 950 to 2500 meters above sea level; Abul Kasim is the highest point.